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IMPORTANT I have recently dug this out of a box and tried to regulate 9v from an RC car battery, it did work, but then there was a puff of smoke and i...
Drill a hole to break the tracks and solder the two terminal blocks as shown in the picture.
Solder the jump wires in.
Solder the diode in over the break in the tracks.
Solder the voltage regulator in (bend it down so it's flat if space is an issue).
Connect the power into the input end of the board. Test between the connections at the other end and it should read the voltage the chip is set for. ...
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